/**
 * Copyright 2009-2020 the original author or authors.
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.ibatis.io;

import org.apache.ibatis.logging.Log;
import org.apache.ibatis.logging.LogFactory;

import java.io.*;
import java.util.Properties;

/**
 * @author Clinton Begin
 */
@Deprecated
public class ExternalResources {

	private static final Log log = LogFactory.getLog(ExternalResources.class);

	private ExternalResources() {
		// do nothing
	}

	public static void copyExternalResource(File sourceFile, File destFile) throws IOException {
		if (!destFile.exists()) {
			destFile.createNewFile();
		}

		try (FileInputStream source = new FileInputStream(sourceFile);
			 FileOutputStream destination = new FileOutputStream(destFile)) {
			destination.getChannel().transferFrom(source.getChannel(), 0, source.getChannel().size());
		}

	}

	public static String getConfiguredTemplate(String templatePath, String templateProperty) throws FileNotFoundException {
		String templateName = "";
		Properties migrationProperties = new Properties();

		try (InputStream is = new FileInputStream(templatePath)) {
			migrationProperties.load(is);
			templateName = migrationProperties.getProperty(templateProperty);
		} catch (FileNotFoundException e) {
			throw e;
		} catch (Exception e) {
			log.error("", e);
		}

		return templateName;
	}

}
